Loudspeaker system, radio communications, intercom and walkie-talkies cut down time required to process cars in Union Pacific freight yard at Denver, Colo; new communications include 78 talk back and paging speakers, intercoms with six offices, and yard radio facilities for industrial checking and car switching. (see also Ry Age v 137 n 2 July 12 1954 p 60-2)


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    Titel :

    Communications streamline yard operations


    Weitere Titelangaben:

    Ry Signaling Communications


    Erschienen in:

    Erscheinungsdatum :

    1954


    Format / Umfang :

    5 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




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